:root{--paper:#faf9f5;--ink:#182d40;--muted:#56636b;--line:#deded4;--sage:#e6ece4;--copper:#95643b;--note:#fff1b8}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,'Noto Sans',sans-serif;line-height:1.65}a{color:inherit;text-underline-offset:4px}a:hover{color:#78502d}button,input,textarea{font:inherit}button,a,input,textarea{touch-action:manipulation}:focus-visible{outline:3px solid #b26b29;outline-offset:4px}.skip{position:absolute;inset-inline-start:16px;top:-100px;background:var(--ink);color:white;padding:12px;z-index:10}.skip:focus{top:10px}.topbar{max-width:1360px;margin:auto;padding:28px 40px;display:flex;justify-content:space-between;gap:24px;align-items:center;border-bottom:1px solid var(--line)}.wordmark{text-decoration:none;max-width:640px}.wordmark span{display:block;letter-spacing:.2em;font-size:11px;color:var(--copper);font-weight:bold}.wordmark strong{display:block;font-family:Georgia,serif;font-weight:400;font-size:19px}.topbar nav{display:flex;gap:24px;align-items:center;flex-shrink:0}.topbar nav a,.topbar button{font-size:13px;text-decoration:none}.topbar button{border:0;background:none;color:var(--ink);padding:0;cursor:pointer}.language-wrap{max-width:1360px;margin:auto;padding:15px 40px 4px}.languages{display:flex;flex-wrap:wrap;gap:5px 8px}.languages a{font-size:12px;padding:5px 9px;text-decoration:none;border:1px solid transparent;border-radius:3px}.languages a[aria-current]{border-color:var(--ink);background:var(--ink);color:white}main{max-width:1280px;margin:auto;padding:40px}.book-hero{display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:center;padding:36px 0 60px;border-bottom:1px solid var(--line)}.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.14em;font-weight:bold;color:var(--copper);display:block}.book-hero h1{font-size:clamp(34px,4.3vw,58px);line-height:1.12;font-family:Georgia,serif;font-weight:400;letter-spacing:-.035em;margin:20px 0}.deck{font-size:19px;line-height:1.55;color:var(--muted)}.byline{font-size:13px;margin:24px 0}.cover{width:100%;height:auto;box-shadow:0 20px 45px #182d4018}.button{display:inline-flex;gap:24px;align-items:center;padding:13px 22px;border:1px solid var(--ink);background:var(--ink);color:white;text-decoration:none;cursor:pointer;font-size:14px;border-radius:2px}.button:hover{background:#304b5f;color:white}.index-section{padding:55px 0}.section-heading{display:flex;align-items:baseline;gap:30px}.section-heading h2{font-family:Georgia,serif;font-weight:400;font-size:32px;margin:0 0 24px}.chapter-index{list-style:none;padding:0;margin:0}.chapter-index>li{border-top:1px solid var(--line)}.chapter-index>li>a{display:grid;grid-template-columns:50px 1fr 20px;gap:20px;padding:27px 0;text-decoration:none}.chapter-number{font-family:Georgia,serif;color:var(--copper);font-size:23px}.chapter-index h3{font-family:Georgia,serif;font-size:23px;margin:0;font-weight:400}.chapter-index p{margin:8px 0;color:var(--muted);font-size:14px}.chapter-index ul{display:flex;flex-wrap:wrap;gap:3px 18px;padding:0;list-style:none;font-size:12px;color:var(--muted)}.chapter-layout{display:grid;grid-template-columns:250px minmax(0,760px);gap:70px;justify-content:center}.sidebar{padding-top:8px}.back{font-size:13px;text-decoration:none}.sidebar nav ol{padding-inline-start:18px;font-size:13px}.sidebar nav li{margin-bottom:12px}.sidebar nav a{text-decoration:none}.postit{position:relative;background:var(--note);padding:28px 22px 20px;margin:40px 0 28px;box-shadow:3px 9px 18px #28392312;transform:rotate(-1deg);border-bottom-right-radius:18px}.pin{position:absolute;top:-11px;left:calc(50% - 18px);width:36px;height:23px;background:#e2caa399;transform:rotate(-7deg)}.postit blockquote{margin:15px 0;font-family:Georgia,serif;font-size:20px;line-height:1.45}.quote-translated{font-size:14px}.postit small{font-size:10px}.quote-author{font-size:12px;font-weight:bold}.postit>a{font-size:11px}.quiet{font-size:11px;color:var(--muted)}.chapter-heading{padding-bottom:20px}.chapter-heading h1{font-family:Georgia,serif;font-size:clamp(32px,4vw,49px);line-height:1.15;font-weight:400;letter-spacing:-.025em;margin:18px 0}.reading figure{margin:8px 0 45px}.reading figure img{width:100%;height:auto;display:block}.reading figcaption{font-size:10px;color:var(--muted);margin-top:8px}.subchapter{margin:0 0 40px}.subchapter h2,.reference-list h2{font-family:Georgia,serif;font-size:27px;font-weight:400;line-height:1.3;margin-bottom:18px}.subchapter p{font-family:Georgia,'Times New Roman',serif;font-size:18px;line-height:1.85;margin:0 0 20px}.reference-list li{margin:14px 0;overflow-wrap:anywhere}.pagination{display:flex;justify-content:space-between;gap:28px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px 0;margin:50px 0}.pagination a{flex:1;max-width:48%;font-size:12px;text-decoration:none}.pagination strong{display:block;font-family:Georgia,serif;font-size:17px;font-weight:400;margin-top:7px}.questionnaires{background:#f0f2ed;border:1px solid #d9e1d7;padding:32px;border-radius:3px}.questionnaires h2{font-family:Georgia,serif;font-size:28px;font-weight:400;line-height:1.25}.questionnaires>p{font-size:13px}.answers-form fieldset{border:0;border-top:1px solid #cbd5ca;padding:26px 0;margin:26px 0 0;min-width:0}.answers-form legend{font-family:Georgia,serif;font-size:20px;line-height:1.45;padding:0;width:100%}.answers-form legend .eyebrow{font-family:Arial,sans-serif;margin-bottom:10px}.option{display:flex;gap:12px;align-items:flex-start;background:white;padding:13px 15px;border:1px solid #dbe2d8;margin:10px 0;border-radius:3px;cursor:pointer;font-size:14px}.option:has(input:checked){border-color:var(--ink);background:#e0e9df}.option input{margin-top:5px;flex-shrink:0;accent-color:var(--ink)}.reason-label{display:block;font-size:12px;margin:18px 0 5px}.answers-form textarea{width:100%;resize:vertical;background:#ffffffb3;border:1px solid #c7d0c5;padding:9px;font-size:14px;color:var(--ink)}.answers-form small{font-size:10px}.privacy-summary{font-size:11px;padding-top:16px}.consent{display:flex;gap:12px;align-items:flex-start;margin:24px 0;font-size:12px}.consent input{margin-top:4px;flex-shrink:0}.message{padding:18px;background:white;border-inline-start:4px solid #3e6951;font-size:14px}.message.error{border-color:#ae4531}.feedback-list details{padding:15px 0;border-bottom:1px solid var(--line);font-size:13px}.feedback-list summary{cursor:pointer}.privacy-page{max-width:760px;margin:30px auto 80px}.privacy-page h1{font:42px Georgia,serif}.danger{background:#6e3025;border-color:#6e3025}footer{max-width:1280px;margin:30px auto 0;padding:35px 40px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}footer p{max-width:850px}html[dir=rtl] .subchapter p,html[dir=rtl] h1,html[dir=rtl] h2{font-family:Tahoma,Arial,sans-serif;line-height:1.9}html[dir=rtl] .postit{transform:rotate(1deg)}@media(max-width:1000px){.chapter-layout{grid-template-columns:210px minmax(0,1fr);gap:35px}.book-hero{gap:30px;grid-template-columns:1fr 1fr}}@media(max-width:720px){.topbar{padding:20px;align-items:flex-start}.wordmark strong{font-size:15px}.topbar nav{gap:12px}.topbar button{display:none}.language-wrap{padding:12px 15px}.languages{gap:3px}.languages a{font-size:11px;padding:4px 6px}main{padding:20px}.book-hero{grid-template-columns:1fr;padding:12px 0 40px;gap:30px}.hero-copy h1{font-size:39px}.cover{order:2}.deck{font-size:17px}.chapter-index>li>a{grid-template-columns:28px 1fr 15px;gap:12px}.chapter-index h3{font-size:21px}.chapter-index ul{display:block}.chapter-layout{display:flex;flex-direction:column;gap:25px}.sidebar{display:contents}.sidebar>nav{display:none}.sidebar>.eyebrow{display:none}.postit{order:2;margin:5px 0 25px;max-width:none}.sidebar>.quiet{display:none}.back{order:0}.reading{order:1;min-width:0}.reading h1{font-size:35px}.subchapter p{font-size:18px}.subchapter h2{font-size:25px}.questionnaires{padding:22px 17px}.answers-form legend{font-size:19px}.pagination{gap:15px}.pagination strong{font-size:15px}.option{padding:12px;font-size:14px}.section-heading{display:block}.index-section{padding-top:35px}footer{padding:25px 20px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media print{body{background:white}.topbar,.language-wrap,.sidebar,.pagination,.questionnaires,.skip,footer{display:none}.chapter-layout{display:block}.reading{max-width:none}.reading figure{max-width:70%;margin:20px auto}main{padding:0}.subchapter p{font-size:12pt}.subchapter h2{break-after:avoid}.subchapter{break-inside:avoid}a{color:black}}

.sidebar nav ol{list-style:none;padding-inline-start:0}

@font-face{font-family:HRChinese;src:url("fonts/chinese.30b406e0836b.woff") format("woff");font-weight:400;font-style:normal;font-display:swap}html[lang="zh-Hans"] body,html[lang="zh-Hans"] h1,html[lang="zh-Hans"] h2,html[lang="zh-Hans"] h3,html[lang="zh-Hans"] .subchapter p,html[lang="zh-Hans"] button,.languages a[lang="zh-Hans"]{font-family:HRChinese,Arial,sans-serif}